Description
snappy-java through 1.1.10.8 contains an out-of-bounds write vulnerability in Snappy.uncompress(ByteBuffer, ByteBuffer) because destination buffer capacity is never validated against decompressed size. Attackers can supply valid compressed data that decompresses larger than the destination buffer, causing writes past buffer boundaries and JVM termination.
Published: 2026-09-12
Score: 8.7 High
EPSS: < 1% Very Low
KEV: No
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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories

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History

Mon, 14 Sep 2026 21:00:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Sat, 12 Sep 2026 18:15:00 +0000

Type Values Removed Values Added
Description snappy-java through 1.1.10.8 contains an out-of-bounds write vulnerability in Snappy.uncompress(ByteBuffer, ByteBuffer) because destination buffer capacity is never validated against decompressed size. Attackers can supply valid compressed data that decompresses larger than the destination buffer, causing writes past buffer boundaries and JVM termination.
Title snappy-java through 1.1.10.8 Out-of-Bounds Write via uncompress
First Time appeared Xerial
Xerial snappy-java
Weaknesses CWE-787
CPEs cpe:2.3:a:xerial:snappy-java:*:*:*:*:*:*:*:*
Vendors & Products Xerial
Xerial snappy-java
References
Metrics cvssV3_1

{'score': 7.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H'}

cvssV4_0

{'score': 8.7, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N'}


Subscriptions

Xerial Snappy-java
cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published:

Updated: 2026-09-14T18:16:09.264Z

Reserved: 2026-09-12T11:13:43.326Z

Link: CVE-2026-90559

cve-icon Vulnrichment

Updated: 2026-09-14T17:06:14.587Z

cve-icon NVD

Status : Received

Published: 2026-09-12T18:16:44.743

Modified: 2026-09-14T19:18:06.533

Link: CVE-2026-90559

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-09-15T18:00:17Z

Weaknesses